28473445

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5689}}^1$

素因数の和:5725

約数の個数: 32

約数和(自身を含む): 45884160

約数和(自身を除く): 17410715

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 715, 1001, 5005, 5689, 28445, 39823, 62579, 73957, 199115, 312895, 369785, 438053, 517699, 813527, 2190265, 2588495, 4067635, 5694689, 28473445]

約数ペア:

[(1, 28473445), (5, 5694689), (7, 4067635), (11, 2588495), (13, 2190265), (35, 813527), (55, 517699), (65, 438053), (77, 369785), (91, 312895), (143, 199115), (385, 73957), (455, 62579), (715, 39823), (1001, 28445), (5005, 5689)]